EP0442485A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Ink supplying device and ink jet recording apparatus using the same
Assignee: Canon Inc
•
Filing: 1991-02-13
•
Granted: —
•
Expires: 2011-02-13
Abstract
Abstract An ink cartridge adapted to be loaded detachably to an ink jet recording apparatus for preforming a recording on a recording medium by discharging ink comprises an ink tank for accommodating ink therein, leading-out means for leading out ink within said ink tank to the outside, said leading-out means being provided on said ink tank, and a frame for supporting displaceably said ink tank on which said leading-out means is provided. Also, an ink jet recording apparatus for preforming a recording on a recording medium (1) comprises a recording head (38) for discharging ink from a discharge port to carry out the recording on the recording medium (1), a loading part for loading therein an ink cartridge, said loading part having an ink tank for accommodating ink therein, leading-out means for leading out ink within said ink tank to the outside, said leading-out means being provided on said ink tank and a frame for supporting displaceably said ink tank on which said leading-out means is provided, and ink supplying means (G) for supplying ink to said recording head (38) by coupling to the lead-out means of said ink cartridge which is loaded in said loading part.
Inventors
- 👤 Atsushi C/O Canon Kabushiki Kaisha Saito
- 👤 Akio C/O Canon Kabushiki Kaisha Ohkubo
- 👤 Fumihiko C/O Canon Kabushiki Kaisha Watanabe
- 👤 Yasuyuki C/O Canon Kabushiki Kaisha Shinada
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-30 20:01
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/005; B41J2/01; B41J2/17; B41J2/175; B41J2/17503; B41J2/1752; B41J2/135; B41J2/165; B41J2/16517; B41J2/1652; B41J2/16523; B41J2/16585; B41J2/17513; B41J2/16505; B41J2/16508
Claims Analysis
Total Claims: 29
Claim 1
Independent Claim
71 words
An ink cartridge adapted to be loaded detachably to an ink jet recording apparatus for preforming a recording on a recording medium by discharging ink, comprising: an ink tank for accommodating ink therein; leading-out means for leading out ink within said ink tank to the outside, said leading-out means being provided on said ink tank; and a frame for supporting displaceably said ink tank on which said leading-out means is provided.
Claim 2
Dependent Claim
33 words
An ink cartridge according to claim 1 wherein said ink tank is provided within said frame so that the side of said ink tank having said leading-out means provided thereon is inclined downward.
Claim 3
Dependent Claim
39 words
An ink cartridge according to claim 1 wherein an ink absorbing body is disposed between said ink tank and said frame, and said ink tank is displaceable within the limit of the elastic deformation of said ink absorbing body.
Claim 4
Dependent Claim
23 words
An ink cartridge according to claim 1 wherein said ink tank is displaceable in the rotating direction with respect to said leading-out means.
Claim 5
Dependent Claim
119 words
An ink jet recording apparatus for preforming a recording on a recording medium, comprising: a recording head for discharging ink from a discharge port to carry out the recording on the recording medium; a loading part for loading therein an ink cartridge, said loading part having an ink tank for accommodating ink therein, leading-out means for leading out ink within said ink tank to the outside, said leading-out means being provided on said ink tank and a frame for supporting displaceably said ink tank on which said leading-out means is provided; and ink supplying means for supplying ink to said recording head by coupling to the lead-out means of said ink cartridge which is loaded in said loading part.
Claim 6
Dependent Claim
38 words
An ink jet recording apparatus according to claim 5 wherein said recording head is of a type of discharging ink by the use of a heat energy, and an electrothermal converter for generating said heat energy is provided.
Claim 7
Dependent Claim
144 words
An ink jet recording apparatus comprising ink supplying means for enabling the supply of ink to an ink jet recording head and an ink cartridge adapted to be mounted detachably on said ink supplying means and having therewithin an ink tank accommodating therein ink to be supplyed, wherein said ink supplying means has a stationary ink supply side joint portion to be connected to said ink tank, and said ink tank within said ink cartridge has an ink tank side joint portion for supplying ink by the connection to said ink supplying side joint portion, said ink tank having a degree of freedom in the rotating direction with respect to the central axis of said ink tank side joint portion to cause said ink tank to be displaceable when said ink tank side joint portion is connected to said ink supplying side joint portion.
Claim 8
Dependent Claim
55 words
An ink jet recording apparatus according to claim 7 wherein said ink supplying means constitutes a part of an ink path from said ink supplying means side joint portion to said ink jet recording head by a junction comprising a plurality of board like members in which grooves for forming said ink path are provided.
Claim 9
Dependent Claim
73 words
An ink jet recording apparatus having a detachable ink container wherein said ink container comprises a container and a frame for enclosing it to form a dual structure, said container is supported movably within said frame, and when mounted to said ink jet recording apparatus, a portion of the container is inserted with respect to a portion of the apparatus and at the same time the connection for a flow path is made.
Claim 10
Dependent Claim
40 words
An ink jet recording apparatus according to one of claims 7 to 9 wherein said ink jet recording head is of a full-line type having discharging ports formed across the whole width of the recording area of the recording medium.
Claim 11
Dependent Claim
42 words
An ink jet recording apparatus according to one of claims 7 to 10 wherein said recording head is of a type of discharging ink by the use of a heat energy, and an electrothermal converter for generating said heat energy is provided.
Claim 12
Dependent Claim
28 words
An ink jet recording apparatus according to one of claims 7 to 11 wherein said ink jet recording apparatus is a facsimile machine having a manuscript reading part.
Claim 13
Dependent Claim
74 words
An ink supplying device having a plurality ink paths to an ink jet recording head, comprising: a first ink coupling portion for connecting through an ink pump to said ink jet recording head; a second ink coupling portion different from said first ink coupling portion and for connecting to said ink jet recording head; a connecting portion for communicating to the air; and joint means mounted detachably on an ink tank accommodating therein ink.
Claim 14
Dependent Claim
91 words
An ink jet recording apparatus having an ink jet recording head and an ink supplying device having a plurality ink paths to said ink jet recording head, wherein said ink supplying device comprises: a first ink coupling portion for connecting through an ink pump to said ink jet recording head; a second ink coupling portion different from said first ink coupling portion and for connecting to said ink jet recording head; a connecting portion for communicating to the air; and joint means mounted detachably on an ink tank accommodating therein ink.
Claim 15
Dependent Claim
36 words
An ink jet recording apparatus according to claim 14 wherein said ink jet recording head is of a full-line type having discharging ports formed across the whole width of the recording area of the recording medium.
Claim 16
Dependent Claim
38 words
An ink jet recording apparatus according to claim 14 wherein said recording head is of a type of discharging ink by the use of a heat energy, and an electrothermal converter for generating said heat energy is provided.
Claim 17
Dependent Claim
24 words
An ink jet recording apparatus according to claim 14 wherein said ink jet recording apparatus is a facsimile machine having a manuscript reading part.
Claim 18
Dependent Claim
78 words
An ink cartridge: an ink tank part for accommodating ink therein which is supplied to an ink jet recording head; a waste ink absorbing member for absorbing waste ink emitted in response to a recovery operation of said ink jet recording head; and said waste ink absorbing member having a housing zone for housing a portion of the bottom of said ink tank and a holding zone for holding another portion of the bottom of said ink tank.
Claim 19
Dependent Claim
39 words
An ink cartridge according to claim 18 wherein said ink tank part comprises a rigid resin shaped body, and have its bottom formed with an inclined face which produces the flow of ink toward an ink supplying port area.
Claim 20
Dependent Claim
47 words
An ink cartridge according to one of claims 18 and 19 wherein the housing zone of said waste ink absorbing member has a U shaped cutout adapted to house the neighborhood of the area in which the ink supplying port of said ink tank part is provided.
Claim 21
Dependent Claim
125 words
An ink jet recording apparatus comprising an ink jet recording head for forming an image by discharging ink from a discharge port and ink supplying means for supplying ink to said ink jet recording head, said ink supplying means having an ink cartridge mounted thereon detachably, said ink cartridge having an ink tank part accommodating therein ink to be supplied to said ink jet recording head and a waste ink absorbing member for absorbing waste ink emitted in response to a recovery operation of said ink jet recording head, and said waste ink absorbing member having a housing zone for housing a portion of the bottom of said ink tank and a holding zone for holding another portion of the bottom of said ink tank.
Claim 22
Dependent Claim
36 words
An ink jet recording apparatus according to claim 21 wherein said ink jet recording head is of a full-line type having discharging ports formed across the whole width of the recording area of the recording medium.
Claim 23
Dependent Claim
42 words
An ink jet recording apparatus according to one of claims 21 and 22 wherein said recording head is of a type of discharging ink by the use of a heat energy, and an electrothermal converter for generating said heat energy is provided.
Claim 24
Dependent Claim
28 words
An ink jet recording apparatus according to one of claims 21 to 23 wherein said ink jet recording apparatus is a facsimile machine having a manuscript reading part.
Claim 25
Dependent Claim
150 words
An ink jet recording apparatus wherein at the time of recording ink is supplied form first and second ink supplying paths to an ink jet recording head, and at the time of initial filling or recovery ink is circulated through the first ink supplying path, the recording head and the second ink supplying path, in turn, by a pump driving characterized in that first and second babble sensing means are provided in respective portions of said first and second ink supplying paths, respectively to sense a babble in the respective supplying paths, and when the babble is sensed by said first or second babble sensing means, said pump is actuated so that the recovery operation is carried out, said pump being driven until the second babble sensing means positioned downstream in the ink circulating direction at the time of said recovery terminates the sensing of the presence of the babble.
Claim 26
Dependent Claim
32 words
An ink jet recording apparatus according to claim 25 wherein said first and second babble sensing means are of a type of sensing optically the babble in the respective ink supplying path.
Claim 27
Dependent Claim
40 words
An ink jet recording apparatus according to one of claims 25 and 26 wherein said ink jet recording head is of a full-line type having discharging ports formed across the whole width of the recording area of the recording medium.
Claim 28
Dependent Claim
42 words
An ink jet recording apparatus according to one of claims 25 to 27 wherein said recording head is of a type of discharging ink by the use of a heat energy, and an electrothermal converter for generating said heath energy is provided.
Claim 29
Dependent Claim
28 words
An ink jet recording apparatus according to one of claims 25 to 28 wherein said ink jet recording apparatus is a facsimile machine having a manuscript reading part.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.